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[TCP]: Add tcp_dec_pcount_approx int variant

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Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@helsinki.fi>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Ilpo Järvinen
2007-06-15 12:58:38 +03:00
committed by David S. Miller
parent bdf1ee5d3b
commit af610b4ca1
2 changed files with 11 additions and 12 deletions
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11
include/net/tcp.h
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@ -599,16 +599,21 @@ static inline int tcp_skb_mss(const struct sk_buff *skb)
return skb_shinfo(skb)->gso_size;
}
static inline void tcp_dec_pcount_approx(__u32 *count,
const struct sk_buff *skb)
static inline void tcp_dec_pcount_approx_int(__u32 *count, const int decr)
{
if (*count) {
*count -= tcp_skb_pcount(skb);
*count -= decr;
if ((int)*count < 0)
*count = 0;
}
}
static inline void tcp_dec_pcount_approx(__u32 *count,
const struct sk_buff *skb)
{
tcp_dec_pcount_approx_int(count, tcp_skb_pcount(skb));
}
static inline void tcp_packets_out_inc(struct sock *sk,
const struct sk_buff *skb)
{